body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, 
fieldset, legend, input, textarea, p, blockquote, th, td, menu, footer, header{
    margin: 0;
    padding: 0;
    border: 0;
    box-sizing: border-box;
    font: normal 14px/24px "Microsoft YaHei";
}
li{
    list-style: none;
}
